Old Tower (Sapelo Island) Weather Forecast

    • 78
    • 88

    Chance Thunderstorms

    • 77
    • 87

    Chance Thunderstorms

    • 78
    • 88

    Chance Thunderstorms

    • 79
    • 88

    Chance Thunderstorms

    • 78
    • 86

    Chance Thunderstorms

    • 78
    • 85

    Chance Thunderstorms

Today 11 Sep Coastal McIntosh

Mostly sunny. A chance of Showers and Thunderstorms this afternoon. Highs in the lower 90s. Heat index Values up to 105. Southwest Winds 5 to 10 Mph. Chance of rain 30 percent.

Tonight 11 Sep Coastal McIntosh

Mostly cloudy with a slight chance of Showers and Thunderstorms in the Evening, then partly cloudy after midnight. Lows in the mid 70s. South Winds 5 to 10 Mph. Chance of rain 20 percent.

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Old Tower (Sapelo Island) Temperature Statistics

September Temperature

Brunswick / Glynco (14.3 miles)

  • Lowest 1 September, 2026

    72.3 °F

  • Average September

    81.2 °F

  • Highest 6 September, 2026

    97.9 °F

Climate (2021–2026)

Brunswick / Glynco (14.3 miles)

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  • Average Low 2021–2026

    57.8 °F

  • Average 2021–2026

    67.8 °F

  • Average High 2021–2026

    78.8 °F
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